These are the best value damper on sale at this time, prodrive 50mm bilstien dampers set complete with springs, these are tried and tested on all forms of race and rally from the smallest club event to London to cape town rally, gas and oil 50mm inserts give you the best possible ride and the fully strengthened steel damper tube are fitted with the latest spec of Teflon coated bronze bushes, they will fit from legacy to N14 impreza cars